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[94.29.21.60]) by smtp.gmail.com with ESMTPSA id g2sm340507lfu.173.2021.06.10.09.25.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Jun 2021 09:25:01 -0700 (PDT) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Krzysztof Kozlowski , Rob Herring , Frank Rowand Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-tegra@vger.kernel.org Subject: [PATCH v1] of: reserved-memory: Add stub for RESERVEDMEM_OF_DECLARE() Date: Thu, 10 Jun 2021 19:23:13 +0300 Message-Id: <20210610162313.20942-1-digetx@gmail.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-tegra@vger.kernel.org The reserved-memory Kconfig could be disabled when drivers are compile-tested. In this case RESERVEDMEM_OF_DECLARE() produces a noisy warning about the orphaned __reservedmem_of_table section. Add the missing stub that fixes the warning. In particular this is needed for compile-testing of NVIDIA Tegra210 memory driver which uses reserved-memory. Reported-by: Krzysztof Kozlowski Signed-off-by: Dmitry Osipenko --- include/linux/of.h | 11 +++++++---- include/linux/of_reserved_mem.h | 8 ++++++-- 2 files changed, 13 insertions(+), 6 deletions(-) diff --git a/include/linux/of.h b/include/linux/of.h index d8db8d3592fd..9c2e71e202d1 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -1329,6 +1329,12 @@ static inline int of_get_available_child_count(const struct device_node *np) return num; } +#define _OF_DECLARE_STUB(table, name, compat, fn, fn_type) \ + static const struct of_device_id __of_table_##name \ + __attribute__((unused)) \ + = { .compatible = compat, \ + .data = (fn == (fn_type)NULL) ? fn : fn } + #if defined(CONFIG_OF) && !defined(MODULE) #define _OF_DECLARE(table, name, compat, fn, fn_type) \ static const struct of_device_id __of_table_##name \ @@ -1338,10 +1344,7 @@ static inline int of_get_available_child_count(const struct device_node *np) .data = (fn == (fn_type)NULL) ? fn : fn } #else #define _OF_DECLARE(table, name, compat, fn, fn_type) \ - static const struct of_device_id __of_table_##name \ - __attribute__((unused)) \ - = { .compatible = compat, \ - .data = (fn == (fn_type)NULL) ? fn : fn } + _OF_DECLARE_STUB(table, name, compat, fn, fn_type) #endif typedef int (*of_init_fn_2)(struct device_node *, struct device_node *); diff --git a/include/linux/of_reserved_mem.h b/include/linux/of_reserved_mem.h index 76e4a0fffba4..4de2a24cadc9 100644 --- a/include/linux/of_reserved_mem.h +++ b/include/linux/of_reserved_mem.h @@ -27,11 +27,11 @@ struct reserved_mem_ops { typedef int (*reservedmem_of_init_fn)(struct reserved_mem *rmem); +#ifdef CONFIG_OF_RESERVED_MEM + #define RESERVEDMEM_OF_DECLARE(name, compat, init) \ _OF_DECLARE(reservedmem, name, compat, init, reservedmem_of_init_fn) -#ifdef CONFIG_OF_RESERVED_MEM - int of_reserved_mem_device_init_by_idx(struct device *dev, struct device_node *np, int idx); int of_reserved_mem_device_init_by_name(struct device *dev, @@ -41,6 +41,10 @@ void of_reserved_mem_device_release(struct device *dev); struct reserved_mem *of_reserved_mem_lookup(struct device_node *np); #else + +#define RESERVEDMEM_OF_DECLARE(name, compat, init) \ + _OF_DECLARE_STUB(reservedmem, name, compat, init, reservedmem_of_init_fn) + static inline int of_reserved_mem_device_init_by_idx(struct device *dev, struct device_node *np, int idx) { -- 2.30.2